Home / 1,294,171.20-1,941,314.40-441,230.40

Finding the Fourth Proportional to 1,294,171.20, 1,941,314.40 and 441,230.40

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Solution

The fourth proportional to 1,294,171.20, 1,941,314.40 and 441,230.40 is: 661,865.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,171.20 : 1,941,314.40 = 441,230.40 : x
  2. Step 2: Convert to fraction form
    1,294,171.20/1,941,314.40 = 441,230.40/x
  3. Step 3: Cross multiply
    1,294,171.20x = 1,941,314.40 × 441,230.40
  4. Step 4: Simplify right side
    1,294,171.20x = 856,566,929,237.76
  5. Step 5: Solve for x
    x = 856,566,929,237.76/1,294,171.20
  6. Step 6: Final answer
    x = 661,865.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.